Don't forget you can remap it yourslf with a MHD app.
My 116i went from 136bhp to over 190 (upto 200 MHD claimed).
I had no problems with the turbo at 8years and 99k miles even thoughthe boost was increased from about 10 to 15psi.
https://mhdtuning.com/collections/mh...r-f-series-n13